'''Willemsen''' may refer to:
*August Willemsen (1936–2007), Dutch translator of Portuguese and Brazilian literature *Daniël Willemsen (born 1975), Dutch sidecarcross rider and nine times World Champion *Elfje Willemsen (born 1985), Belgian bobsledder who has competed since 2007 *Madeline Willemsen (1915–1982), Puerto Rican actress and comedian *Marcel Willemsen (born 1977), Dutch sidecarcross passenger and 1999 World Champion *Mike Willemsen (born 1996), Dutch DJ, record producer, musician *Roger Willemsen (1955–2016), German author, essayist and TV presenter
==See also== *Willems *Willemse *Wilhelmsen *Willemsens *Williamson (disambiguation) {{surname}}
Category:Dutch patronymic surnames Category:Surnames derived from given names